Research Interests
Computer Vision- Optical Flow and Video Analytics, Fractional Transform Theory, Wavelet Analysis, Multimedia Security: Encrypted Domain Processing of Big Multimedia Data over Cloud, Medical Imaging, Hyperspectral Imaging, Machine Learning, Pattern Recognition and Deep Learning
BioSketch
Professor (HAG)
01 Jan 2025 - Present
Department of Computer Science and Engineering, Indian Institute of Technology Roorkee
Professor
22 Dec 2018 - 31 Dec 2024
Department of Computer Science and Engineering, Indian Institute of Technology Roorkee
iHUB Divyasampark Chair Professor
09 May 2022 - 08 May 2025
IIT Roorkee
Joint Faculty
01 Jun 2021 - Present
Mehta Family School of Data Science and Artificial Intelligence, IIT Roorkee
Visiting Professor
01 Dec 2023 - 10 Dec 2023
School of Electrical Engineering, Computing and Mathematical Sciences, Curtin University, Perth, AUSTRALIA
Visiting Researcher
18 Dec 2023 - 23 Dec 2023
Department of Computer Science, School of Computing, National University of Singapore, SINGAPORE
Visiting Researcher
28 Jun 2024 - 07 Jul 2024
The University of Queensland, Brisbane, AUSTRALIA
Guest Professor/Visiting Researcher
01 Feb 2020 - 31 Mar 2024
Institute for Document Analysis Knowledge Science (IDAKS), Osaka Metropolitan University, Osaka, JAPAN
Visiting Research Professor
01 Jan 2020 - 31 Jan 2021
The Centre for Research and Graduate Studies, University of Cyberjaya, MALAYSIA
Visiting Researcher under Japan Science and Technology Sakura Science Plan
01 Jul 2018 - 31 Dec 2019
Department of Computer Science and Intelligent Systems, Osaka Prefecture University, Osaka, JAPAN
Visiting Researcher
01 Jun 2019 - 31 Dec 2019
with Dr. Ganesh Pandian Namasivayam, iCeMS, Kyoto University, Kyoto, JAPAN
Visiting Researcher
01 Jul 2019 - 31 Jul 2019
with Prof. Vincenzo Piuri, Dipartimento di Informatica, Universita’ degli Studi di Milano, Milan, ITALY
Visiting Researcher
30 Jun 2019 - 31 Jul 2019
Institut National des Sciences Appliqu´ees de Rennes (INSA), Rennes, FRANCE
Associate Professor
27 Sep 2013 - 21 Dec 2018
Department of Computer Science and Engineering, Indian Institute of Technology Roorkee
Visiting Researcher
01 Jul 2018 - 31 Jul 2018
Computer Vision and Pattern Recognition Unit, Indian Statistical Institute, Kolkata
Visiting Researcher
01 Jun 2018 - 30 Jun 2018
Department of Natural Sciences, International Christian University, Tokyo, JAPAN
Visiting Researcher
01 Dec 2014 - 31 Dec 2014
Department of Computer Science, University at Albany - State University of New York (SUNY), NY, USA
Visiting Researcher
01 Jul 2013 - 31 Jul 2014
Department of Computer Science, School of Computing, National University of Singapore, SINGAPORE
Visiting Researcher
01 Jun 2012 - 31 Jul 2014
Faculty of Computing and Informatics, Multimedia University, Cyberjaya Campus, MALAYSIA
Associate Professor
23 Oct 2012 - 26 Sep 2013
Department of Mathematics, Indian Institute of Technology Roorkee
Visiting Researcher
01 Jun 2012 - 31 Jul 2013
School of Computer Sciences, Universiti Sains Malaysia, Pulau Pinang, MALAYSIA
Visiting Professor
18 May 2009 - 17 Aug 2009
Dept. of Electrical and Computer Engineering, University of Windsor, CANADA
Assistant Professor
14 Feb 2006 - 22 Oct 2012
Dept. of Mathematics, Indian Institute of Technology Roorkee
Assistant Professor (on Contract)
01 Jan 2006 - 14 Feb 2006
Dept. of Mathematics, Indian Institute of Technology Roorkee
Lecturer (On Contract)
03 Sep 2004 - 31 Dec 2005
Dept. of Mathematics, Indian Institute of Technology Roorkee
Lecturer
17 Sep 2003 - 02 Sep 2004
Dept. of Computer Science and Info. Sys., BITS-Pilani
Post Doctoral Associate
01 Jul 2002 - 28 Apr 2003
Dept. of Electrical and Computer Engg., Rutgers, the State University of New Jersey, USA
Post Doctoral Fellow
01 Oct 2001 - 30 Jun 2002
Dept. of Computer Engg. and Computer Science, University of Missouri, Columbia, USA
Guest Scientist
03 Sep 2001 - 28 Sep 2001
International Center for Theoretical Physics (ICTP) Trieste, ITALY
Guest Scientist
04 Sep 2000 - 23 Sep 2000
International Center for Theoretical Physics (ICTP) Trieste, ITALY
Research
Honors And Awards
Madras Christian College, University of Madras
1996
Gold Medalist in M.Sc Mathematics
Outstanding Teacher Award
Second International Conference on Cognition and Recognition, Mysore, INDIA
2008
Best Research Paper Award
All India Seminar on Applications of Imaging, Visualization and Optimization Technologies, Dehradun, INDIA
2012
Best Research Paper Award
IEEE International Conference on Signal and Image Processing Applications, Kuala Lumpur, MALAYSIA
2015
Best Research Paper Award
Top 15 contenders of Outstanding Teacher Award for Under Graduate Category
Future Generation Computer Systems
2019
Guest Editor
IEEE Internet of Things Journal.
2019
Guest Editor
Springer Nature Computer Science Journal,
2020
Associate Editor,
Outstanding Teacher Award
5th International Conference on Computer Vision and Image Processing (CVIP’2020), IIIT Allahabad, INDIA
2020
Best Research Paper Award
Fulbright-Nehru Academic and Professional Excellence Fellowships
2021
Reviewer
iHUB Divyasampark, Technology Innovation Hub (A Joint initiative of DST, Govt. of India and IIT Roorkee).
2022
Chair Professor Fellowship
Indian Institute of Technology Roorkee
2022
Ramkumar Prize for outstanding Teaching and Research
45th International Collegiate Programming Contest (ICPC)
2022
ICPC Coach Award
International Conference on Agriculture-Centric Computation 2023 (ICA 23), IIT Ropar, INDIA
2023
Best Research Paper Award
Teaching Engagements
Students
Reconstruction and Motion estimation of 3D objects: Error Analysis and Simulation Studies
01 Jul 2004 - 01 Mar 2008
Other Supervisors: Prof. N. Sukavanam, Dept. of Mathematics, Scholar: Dr. Sanjeev Kumar
Emphasized Digital Watermarking on Singular Value Decomposition in Frequency Domain
01 Jul 2006 - 10 Sep 2009
Other Supervisors: , Scholar: Dr. Gaurav Bhatnagar
Security Solutions for Still Visual Data
01 Jan 2007 - 01 May 2010
Other Supervisors: Prof. Indira Gupta, Dept. of Electrical Engg., Scholar: Dr. Nidhi Taneja
Reconstruction of 3-D Objects using Shape From Shading Algorithms
01 Jul 2006 - 10 Dec 2010
Other Supervisors: Prof. Rama Bhargava, Dept. of Mathematics, Scholar: Dr. Manoj Kumar
Digital Watermarking for Copyright Protection and Authentication
01 Jan 2008 - 01 Jun 2011
Other Supervisors: , Scholar: Dr. Sanjay Rawat
Local and Global Descriptors using Wavelet based features for Image Retrieval
07 Jul 2007 - 01 Aug 2011
Other Supervisors: Prof. R. P. Maheshwari, Dept. of Electrical Engg., Scholar: Dr. Anil Balaji Gonde
Design and Integration of feature descriptors for Content Based Image Retrieval
07 Aug 2009 - 01 Apr 2012
Other Supervisors: Prof. R. P. Maheshwari, Dept. of Electrical Engg., Scholar: Dr. Subrahmanyam Murala
Robust Estimation of Optical Flow and Disparity map from Image Sequence
07 Jul 2008 - 01 Dec 2012
Other Supervisors: Prof. N. Sukavanam, Dept. of Mathematics, Scholar: Dr. Sanoj Kumar
Quantitative Approaches for Object Based Image Analysis of Satellite Data
01 Jan 2009 - 01 Jul 2013
Other Supervisors: Prof. Manoj Arora, , Dept. of Civil Engg., Scholar: Dr. Mohit Srivastava
Multipurpose Invisible and Visible Digital Image Watermarking Schemes
07 Jul 2009 - 01 Jul 2014
Other Supervisors: , Scholar: Dr. Himanshu Agarwal
Study of Some Information Extraction Techniques for Hyperspectral Imaging
07 Jul 2010 - 01 Oct 2014
Other Supervisors: Prof. Manoj Arora, , Dept. of Civil Engg., Scholar: Dr. Prabhu Natarajan
New Feature Descriptors for Image Retrieval, Object Tracking and Shot Detection
07 Jul 2012 - 01 Dec 2015
Other Supervisors: , Scholar: Dr. Manisha Verma
Development of Land Surface Monitoring Algorithms for Satellite Images
01 Jan 2012 - 01 Jan 2016
Other Supervisors: Prof. Dharmendra Singh, , Dept. of ECE, Scholar: Dr. Tasneem Ahmed
Some Efficient Algorithms for Optical Flow Estimation
07 Jul 2011 - 01 Jul 2016
Other Supervisors: Prof. Sanjeev Kumar, , Dept. of Mathematics, Scholar: Dr. Pushpendra Kumar
Face Image Analysis for Soft Biometric Classification
07 Jul 2013 - 01 Dec 2016
Other Supervisors: Prof. R. P. Maheshwari, Dept. of Electrical Engg., Scholar: Dr. Bhavik Patel
Multi-Color-Model Video Analysis for Fire and Smoke Detection
07 Dec 2014 - 01 Mar 2018
Other Supervisors: , Scholar: Dr. Arun Singh Pundir
Machine Learning Models for Snow, Glacier Terrain and Hazard Mapping
01 Dec 2014 - 01 May 2018
Other Supervisors: Dr. Josodhir Das, Dept of Earthquake Engg., Scholar: Prof. Rahul Nijhawan
Brain lesion delineation and classification
01 Jul 2015 - 31 Jan 2019
Other Supervisors: , Scholar: Dr. Anjali Gautam
Privacy-Preserving Approach for Cloud based Multimedia Computing
01 Dec 2015 - 23 Aug 2019
Other Supervisors: , Scholar: Dr. Amitesh Singh Rajput
Human Activity Recognition Using Deep Learning Techniques
01 Jul 2016 - 01 Jul 2020
Other Supervisors: , Scholar: Dr. Javed Imran
Autonomous video skimming: Taxonomy, Frameworks and Quantitative Evaluation
01 Dec 2014 - 01 Oct 2020
Other Supervisors: Prof. Debashis Sen, IIT Kharagpur, Scholar: Dr. Vivekraj
Design Automation of Decision Support Systems for Cardiocvascular Disease Prediction
01 Jul 2015 - 01 Dec 2020
Other Supervisors: , Scholar: Dr. Ankur Gupta
Privacy-Preserving Algorithms For Multimedia Processing Over Cloud
01 Dec 2015 - 01 Dec 2020
Other Supervisors: Prof. Rama Bhargava, , Dept of Mathematics, Scholar: Dr. Vishesh Kumar Tanwar
Unsupervised Human Activity Recognition and Generation
01 Dec 2015 - 01 Jul 2021
Other Supervisors: , Scholar: Dr. Himanshu Buckcash
Delineation and Classification of Brain Tumor using MRI Sequences
01 Mar 2017 - 01 Sep 2021
Other Supervisors: , Scholar: Late Dr. Rahul Kumar
Design and Analysis of Image and Video Dehazing VLSI Architectures
01 Dec 2016 - 01 Sep 2021
Other Supervisors: Prof. Brajesh Kumar Kaushik , Dept of ECE, Scholar: Dr. Rahul Kumar
VLSI Architecture for Efficient Computation of Fast Fourier and Wavelet Transforms
01 Sep 2016 - 01 Sep 2021
Other Supervisors: Prof. Brajesh Kumar Kaushik, Dept of ECE, Scholar: Dr. Gyanendra
Computer-Aided Diagnosis of Breast Lesion and Skin Lesion using Delineation and Classification Approaches
01 Mar 2017 - 01 Dec 2021
Other Supervisors: , Scholar: Dr. Ridhi Arora
Multimodal Emotion Analysis Using Deep Learning Techniques
02 Jul 2018 - 01 Aug 2022
Other Supervisors: , Scholar: Dr. Puneet Kumar
Biped Robot Trajectory Planning, Simulation and Control,
03 Jul 2017 - 19 Dec 2022
Other Supervisors: Prof. N. Sukavanam, , Dept of Mathematics, Scholar: Gaurav Bharadwaj
Deep Learning-Driven Approaches to Medical Image Computing and Secure Processing, India
24 Dec 2018 - 04 Mar 2024
Other Supervisors: , Scholar: Dr. N. Kishore Babu
Utility Enhancement and Bias Mitigation in Skin Lesion Analysis using Deep Learning, India
23 Dec 2019 - 01 Jul 2024
Other Supervisors: , Scholar: Dr. Anshul Pundhir
Miscellaneous
School on Mathematical Problems in Image Processing
07 Jul 2020 - Present
International Center for Theoretical Physics (ICTP), Trieste, ITALY, under UNESCO
Vision Graphics and Image Processing
01 Jan 2007 - Present
AICTE (Course Co-ordinator)
Basic concepts of OOPS
07 Jul 2020 - Present
Summer School on Mathematical Control Theory
07 Jul 2020 - Present
International Center for Theoretical Physics, Trieste, ITALY, under UNESCO
Robotic Vision and Image Processing
01 Jan 2008 - Present
AICTE (Course Co-ordinator)
Vision, Graphics and their Applications
01 Jan 2009 - Present
AICTE (Course Co-ordinator)
Robotic Vision and Image Processing
01 Jan 2011 - Present
AICTE (Course Co-ordinator)
Image Processing and Computer Graphics for Scientific Visualization
01 Jan 2012 - Present
AICTE (Course Co-ordinator)
Image Processing with Multidisciplinary Applications
01 Jan 2014 - Present
AICTE (Course Co-ordinator)
Mathematical Modelling and Numerical Computation Using Matlab
01 Jan 2015 - Present
AICTE (Course Co-ordinator)
International Conference on Computer Vision and Image Processing (CVIP'16)
01 Jan 2016 - Present
SERB, DRDO, Hexgan Geospatial, ESRI, HP, Mathworks, JILIT, Ansys Inc.
Vision, Graphics and their Applications
01 Jan 2016 - Present
AICTE (Course Co-ordinator)
2nd International Conference on Computer Vision and Image Processing (CVIP-WM, 2017)
01 Jan 2017 - Present
MathWorks, Intec Infonet Pvt., and others
Analysis and Applications of Document Image Processing
01 Jan 2017 - Present
A Global Initiative of Academic Networks (GIAN)
Machine Learning & its Applications
01 Jan 2018 - Present
E&ICT Academy, IIT Roorkee
Workshop on Computer Vision and Image Processing
01 Jan 2018 - Present
Mathworks and E&ICT Academy, IIT Roorkee
Workshop on Machine Learning and Its Applications
01 Jan 2018 - Present
Institute Computer Centre, IIT Roorkee
Machine Learning & Its Applications
01 Jan 2018 - Present
AICTE (Course Co-ordinator)
Document Image Processing and its Applications
01 Jan 2018 - Present
E&ICT Academy, IIT Roorkee
3rd International Conference on Computer Vision and Image Processing (CVIP 2018)
01 Jan 2018 - Present
SERB, BrahMos Aerospace, ISRO, CSIR, Mathworks, DRDO
Imaging Application through MATLAB
01 Jan 2018 - Present
E&ICT Academy, IIT Roorkee
Machine Learning & Its Applications
01 Jan 2018 - Present
E&ICT Academy, IIT Roorkee
Winter Course on Artificial Intelligence and Machine Learning
01 Jan 2018 - Present
E&ICT Academy course through NKN
The Abdus Salam International Centre for Theoretical Physics, Trieste, ITALY
2000-09-04
three weeks course on "School on Mathematical Problems in Image Processing" under UNESCO fellowship.
The Abdus Salam International Centre for Theoretical Physics, Trieste, ITALY
2001-09-03
four weeks course on "Summer School on Mathematical Control Theory" under UNESCO fellowship.
Computer Engineering and Computer Science Department, University of Missouri Columbia, USA
2001-10-01
Post Doctoral Fellow
Department of Electrical and Computer Engineering, Rutgers, The State University of New Jersey, USA
2002-07-01
Post Doctoral Associate
Vision Geometry XIII, IS&T/SPIE International Symposium on Electronic Imaging 2005, San Jose, CA, USA
2005-01-16
Presented a research paper entitled "Error analysis in the reconstruction of a 3D parabola from two arbitrary perspective views".
Indo-German Workshop on Clean Room Technology ,TU Munich, GERMANY
2006-07-29
To deliver an invited talk on "Applications of Image Processing in health care"
International Conference on Image Analysis and Recognition - 2007, Montreal, CANADA
2007-08-22
Presented a research paper entitled "Automated Stroke Classification in Tennis"
Wavelet Applications in Industrial Processing VI, 21st IS&T/SPIE , San Jose, CA, USA
2009-01-22
Presented a research paper entitled "Multipurpose Watermarking Scheme using Essentially Non-Oscillatory Point-Value Decomposition"
University of Windsor, CANADA
2009-05-18
Visiting Professor under BOYSCAST fellow
Real Time Image and Video Processing 2011, SPIE, San Francisco, USA
2011-01-23
Presented a research paper entitled “Human Action Recognition in a Wide and Complex Environment”
IEEE ISIEA 2011, Langkawi Island, MALAYSIA
2011-09-25
Presented a research paper "Navigation and Surveillance using Night Vision and Image Fusion"
Machine Vision Application V, SPIE, San Francisco, USA
2012-01-22
Presented a research paper "Recognizing Human Gestures Using a Novel SVM Tree"
Stanford University, California, USA
2012-01-26
Research Meeting
School of Computer Sciences, Universiti Sains Malaysia, Pulau Pinang, MALAYSIA
2012-06-07
Invited talk and Collaborative Visit
Faculty of Computer Science and Information Technology, Universiti Putra Malaysia, Serdang, Selangor, MALAYSIA
2012-06-12
Invited Talk and Research Meeting
Centre for Visual Computing, Multimedia University, Cyberjaya, MALAYISA
2012-06-13
Invited talk and Research Meeting
Linton University College, Mantin, Negeri Sembilan, MALAYSIA
2012-06-15
Invited Talk
SPIE symposium on Electronics Imaging, San Francisco, CA, USA
2013-02-03
Presented a research paper entitled “Joint Histogram Between Color and Local Extrema Patterns for Object Tracking”
Department of Computer Science, School of Computing, National University of Singapore, SINGAPORE
2013-07-01
Visiting Researcher and Collaborative Discussion
School of Computer Sciences, Universiti Sains Malaysia, Pulau Pinang, MALAYSIA
2013-07-08
Visiting Researcher and Collaborative Discussion
SPIE symposium on Electronics Imaging, San Francisco, CA, USA
2014-02-02
Presented a research paper entitled “Development of a multispectral active stereo vision system for video surveillance applications”
SeSaMe Research Centre, National University of Singapore, SINGAPORE
2014-07-02
Visiting Researcher and Collaborative Discussion
Faculty of Computing and Informatics, Multimedia University, Cyberjaya Campus, MALAYSIA
2014-07-08
Visiting Researcher and Collaborative Discussion
iLink Systems at Seattle, Washington, USA
2014-11-27
Research Meeting
Department of Computer Science, University at Albany - State University of New York (SUNY), NY, USA
2014-12-04
Invited talk and Visiting Researcher
MIMOS Berhad, Technology Park Malaysia, Kuala Lumpur, MALAYSIA
2015-05-31
Research Meeting
Telekom Malaysia, Kuala Lumpur, MALAYSIA
2015-06-04
Research Meeting
Nanyang Technological University Singapore, SINGAPORE
2015-12-13
Collaborative Discussion/Conference
IEEE TENCON 2016, Singapore, SINGAPORE
2016-11-26
Presented a research paper entitled “A Reversible Robust Watermarking Scheme Based on Two out of Two Visual Cryptography Approach”
The Hong Kong Polytechnic University (PolyU), HONG KONG
2017-07-10
Collaborative Discussion/ ICME 17
Nanjing University of Science and Technology (NJUST), Nanjing, CHINA
2017-11-26
Collaborative Discussion/ ACPR 17
Peking University, Beijing, CHINA
2018-04-15
Research Meeting/ICPC World Finals 18
Department of Computer Science and Intelligent Systems, Osaka Prefecture University, Osaka, JAPAN
2018-07-06
Visiting Researcher under Japan Science and Technology Sakura Science Exchange Program
Department of Natural Sciences, International Christian University, Tokyo, JAPAN
2018-06-10
Visiting Researcher and Collaborative Discussion
The University of Porto, Porto, PORTUGAL
2019-03-31
Research Meeting/ICPC World Finals 2019
Department of Computer Science and Intelligent Systems, Osaka Prefecture University, Osaka, JAPAN
2019-06-12
Research Meeting
iCeMS, Kyoto University, Kyoto, JAPAN
2019-06-07
Visiting Researcher/ Invited Talk
Image Department, Institut d’Electronique et de T´el´ecommunications de Rennes, ´ Institut National des Sciences Appliqu´ees de Rennes (INSA), Rennes, FRANCE
2019-06-30
Visiting Researcher/ Invited Talk
Dipartimento di Informatica, Universita’ degli Studi di Milano, Milan, ITALY
2019-07-08
Visiting Researcher/ CLOUD 19
Liverpool Hope University, UK
2019-09-02
Visiting Researcher/Invited talk in SOCPROS 19
Auckland University of Technology, NEW ZEALAND
2019-11-26
Collaborative Discussion/ ACPR 19
iCeMS, Kyoto University, Kyoto, JAPAN
2019-12-06
Research Meeting
Department of Computer Science and Intelligent Systems, Osaka Prefecture University, Osaka, JAPAN
2019-12-04
Visiting Researcher under Japan Science and Technology Sakura Science Exchange Program
Dhaka, BANGLADESH
2022-11-06
ICPC Coach Award (five or more years bringing teams to the World Finals), 45th International Collegiate Programming Contest (ICPC)
School of Electrical Engineering, Computing and Mathematical Sciences, Curtin University, Perth, AUSTRALIA
2023-12-01
Visiting Professor
Department of Computer Science, School of Computing, National University of Singapore, SINGAPORE
2023-12-18
Visiting Researcher
Department of Cyber Security, School of Electrical Engineering and Computer Science, The University of Queensland, Brisbane, Queensland, AUSTRALIA
2024-06-29
Visiting Researcher
Astana, KAZAKHSTAN
2024-09-15
ICPC World Finals 2024
Melbourne, AUSTRALIA
2024-10-28
To attend and present a research paper in ACM MM'24, Visited Monash University
BITS Dubai, Dubai, UAE
2024-12-08
Visiting Researcher
American University of Sharjah, Sharjah, UAE
2024-12-10
Visiting Researcher
